Home / 32,412.90-44,740.86-18,988.44

Finding the Fourth Proportional to 32,412.90, 44,740.86 and 18,988.44

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Solution

The fourth proportional to 32,412.90, 44,740.86 and 18,988.44 is: 26,210.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,412.90 : 44,740.86 = 18,988.44 : x
  2. Step 2: Convert to fraction form
    32,412.90/44,740.86 = 18,988.44/x
  3. Step 3: Cross multiply
    32,412.90x = 44,740.86 × 18,988.44
  4. Step 4: Simplify right side
    32,412.90x = 849,559,135.66
  5. Step 5: Solve for x
    x = 849,559,135.66/32,412.90
  6. Step 6: Final answer
    x = 26,210.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.